Compilers and Languages

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Object-Oriented Programming Paradigm

Languages Supporting Object-Oriented Programming

object-oriented programming language

Object-oriented programming language.

Object-oriented programming (OOP) is a programming paradigm that uses "objects" – data structures consisting of data fields and methods together with their interactions – to design applications and computer programs. Several programming languages support the OOP paradigm, each with its unique features and capabilities. This article will provide an overview of some of these languages and how they implement OOP principles.


Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible. It is a general-purpose programming language intended to let application developers write once, run anywhere (WORA), meaning that compiled Java code can run on all platforms that support Java without the need for recompilation.

In Java, everything is an object. Java can be easily extended since it is based on the Object model. The concepts of classes, inheritance, polymorphism, and abstraction are deeply ingrained in Java's architecture.


C++ is a general-purpose programming language that was developed as an extension of the C language with additional features such as classes and objects. It provides a clear structure to programs and allows code to be reused, lowering development costs.

C++ supports the four fundamental principles of OOP: encapsulation, inheritance, polymorphism, and abstraction. However, it also allows for procedural programming, which makes it a hybrid language.


Python is a high-level, interpreted, interactive, and object-oriented scripting language. Python is designed to be highly readable and uses English keywords frequently, whereas other languages use punctuation.

Python supports multiple programming paradigms, including procedural, object-oriented, and functional programming. Python's object-oriented features include classes, inheritance, and encapsulation. One unique feature of Python is its support for "duck typing," a concept that allows for more flexibility in implementing polymorphism.


Ruby is a dynamic, reflective, object-oriented, general-purpose programming language. It supports multiple programming paradigms, including functional, object-oriented, and imperative. It also has a dynamic type system and automatic memory management.

In Ruby, everything is an object. Every bit of information and code can be given their own properties and actions. Ruby’s flexibility allows for the removal or redefinition of basic language elements.


While these are not the only languages that support object-oriented programming, they are some of the most popular and widely used. Each language has its unique way of implementing and utilizing the principles of OOP, which can affect the structure and style of the programs you create. Understanding these differences is crucial when choosing the right language for your project or when learning a new programming paradigm.